Q: Is 1,200,040 a Prime Number?
A: No, 1,200,040 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1200040 can be evenly divided by 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 1,579 3,158 6,316 7,895 12,632 15,790 30,001 31,580 60,002 63,160 120,004 150,005 240,008 300,010 600,020 and 1,200,040, with no remainder.
Since 1,200,040 cannot be divided by just 1 and 1,200,040, it is not a prime number.